Home / 5,352.80-8,030.42-2,887.56

Finding the Fourth Proportional to 5,352.80, 8,030.42 and 2,887.56

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Solution

The fourth proportional to 5,352.80, 8,030.42 and 2,887.56 is: 4,332.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.80 : 8,030.42 = 2,887.56 : x
  2. Step 2: Convert to fraction form
    5,352.80/8,030.42 = 2,887.56/x
  3. Step 3: Cross multiply
    5,352.80x = 8,030.42 × 2,887.56
  4. Step 4: Simplify right side
    5,352.80x = 23,188,305.14
  5. Step 5: Solve for x
    x = 23,188,305.14/5,352.80
  6. Step 6: Final answer
    x = 4,332.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.